html,body{
    min-width: 1100px;
    width: 100%;
}

.boxAlignCenter {
    margin: 0 auto;
}

.wrap {
    width: 100%;
    min-width: 1100px;
}

.top {
    height: 30px;
    background: #302e2f;
}

.welcome {
    height: 30px;
    font-size: 16px;
    line-height: 30px;
    color: white;
}

body {
    background: #F3F3F3;
}

.mainwrap {
    width: 1100px;
    /*height: auto;*/
    /*background: #F3F3F3;*/

}

.logo {
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    /*border-bottom: 2px solid #03296e;*/
}

.slogo {
    width: 250px;
    height: 65px;
    float: left;
    /*margin-top: 6px;*/
}

.slogo a img {
    height: 100%;
    width: 100%;
}

.mainNav {
    height: 40px;
    float: left;
    margin-left: 10px;
    /*margin-top: 24px;*/
}

.mainNavUl {
    width: 350px;
    height: 25px;
    margin: 13px auto 0;
}

.mainNavLi {
    width: 68px;
    height: 25px;
    float: left;
    text-align: center;
    line-height: 25px;
}

.mainNavLi a {
    color: #333333;
    font-size: 16px;
    display: block;
}

.mainNavLi a:hover {
    background: darkred;
    color: #e8e8e8;
}

.search {
    margin-left: 100px;
    height:30px;
    /*width: 334px;*/
    float: left;
    margin-top: 10px;
    padding: 0 0 0 2px;
    background: #A10000;
    border-radius: 3px 2px 2px 3px;
}



.sele select {
    width: 82px;
    height: 26px;
    border: none;
    border-right:1px solid gray;
    /*padding-left: 2px;*/
    background: #ffffff;
}

.in ,.sele ,.btn{
    float:left;
    height:100%;
    display: flex;
    align-items: center;/*啊这 我佛了*/
    justify-content: center;
}

.keywords {
    border:none;
    width: 200px;
    height: 26px;
    font-size: 14px;
    color: #888888;
    padding: 0 0 0 5px;
}

.btnSearch {
    width: 50px;
    /*height: 30px;*/
    font-size: 14px;
    color: white;
    text-align: center;
    background: #A10000;
    border: none;
}



#flash {
    width: 100%;
    height: 400px;
    margin: 0 auto;
    position: relative;
    border-top: 2px solid #03296e;;
}

#flash #play {
    width: 100%;
    height: 400px;
    list-style: none;
    position: absolute;
    top: 0;
    left: 0;
}

#flash #play li {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
}

#flash #play li img {
    float: left;
    width: 100%;
    height: 400px;
}

#button {
    position: absolute;
    bottom: 20px;
    left: 80%;
    list-style: none;
}

#button li {
    margin-left: 10px;
    float: left;
}

#button li div {
    width: 12px;
    height: 12px;
    background: #DDD;
    border-radius: 6px;
    cursor: pointer;
}

#prev {
    width: 40px;
    height: 63px;
    background: url(../images/beijing.png) 0 0;
    position: absolute;
    top: 165px;
    left: 10px;
    z-index: 1000;
}

#next {
    width: 40px;
    height: 63px;
    background: url(../images/beijing.png) -40px 0;
    position: absolute;
    top: 165px;
    right: 10px;
    z-index: 1000;
}

#prev:hover {
    background: url(../images/beijing.png) 0 -62px;
}

#next:hover {
    background: url(../images/beijing.png) -40px -62px;
}

#tab-list {
    /*width: 275px;*/
    height: auto;
    margin: 20px auto;
}


.ico1 {
    float: left;
}

/*课程分类导航*/
#ul1 {
    border-bottom: 2px solid #bdbdbd;
    height: 40px;
    margin-bottom: 10px;
}

#ul1 li {
    display: inline-block;
    width: 80px;
    line-height: 30px;
    text-align: center;
    /*border: 1px solid #999;*/
    border-bottom: none;
    margin: 6px 12px 0 12px;
    padding-bottom: 2px;
    font-size: 18px;
    float: left;
}

#ul1 li:hover {
    cursor: pointer;
}

/*active下方红条*/
#ul1 li.active {
    /*border-top: 2px solid #8B4513;*/
    border-bottom: 4px solid #A10000;
}

.more {
    border-radius: 10px;
    width: 50px;
    height: 16px;
    line-height: 10px;/*控制a标签上移*/
    text-align: center;
    background: #f3f3f3;
    border: 1px solid dodgerblue;
    margin: 13px 0 0 6px;
    float: left;
}
.more a{
    font-size: 14px;
    color: dodgerblue;
}

#tab-list div {
    /*border: 1px solid #7396B8;*/
    /*border-top: none;*/
}

#tab-list div li {
    height: 190px;
    /*line-height: 190px;*/
    /*text-indent: 8px;*/
    width: 198px;
    border: 1px solid #bdbdbd;
    margin: 10px;
    float: left;
}

#tab-list div li img {
    width: 100%;
    height: 75%;

}

.show {
    display: block;
}

.hide {
    display: none;
}

.topic a {
    font-size: 14px;
    color: black;
    padding-left: 9px;

}

.author {
    height: 18px;
    line-height: 18px;
    /*文字对齐方式 行高 溢出等在更上一层标签设置*/
    overflow: hidden;
    padding-left: 10px;
}

.author a {
    font-size: 12px;
    color: Gray;
}

.topic a:hover {
    text-decoration: underline;
}

.bottom {
    height: 80px;
    background: #302e2f;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: white;
}